×

Beudantite
Beudantite

Mellite
Mellite



ADD
Compare
X
Beudantite
X
Mellite

Beudantite and Mellite Optical Properties

Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
Vitreous, Resinous
visible
0.03
-
1.957
-
Trigonal
0.014
-
 
Vitreous
Weak: yellowish brown yellowAnthony et al
0.01
-
1.509-1.541
-
-
0.030
TransparentUlrich Henn and Claudio C. Milisenda

Beudantite and Mellite Optic Character

Beudantite and Mellite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Beudantite Vs Mellite like crystallographic symmetry, pleochroism,etc. in the crystal. Some of the optical properties are refractive index, luster, optic character, pleochroism etc. Prominent among these is Beudantite and Mellite optic character. You might have noticed your gemologist rotating the gemstone while testing it. Rotating a gemstone along its optic axis helps in determining its optic character.

Beudantite and Mellite Transparency

Similar to their colors, Beudantite and Mellite transparency can also be used as criteria for their primary identification. Although transparency cannot be the only criteria for gemstone identification, it can efficiently used in gemstone grading. Talking about their transparency, Beudantite is while Beudantite is in appearance.